[s-cars] Tat..Tat Noise in Engine

[jpb3]

Max,

Have you checked the torque on the spark plugs?  If they back out the
slightest bit (which they do often) they will make a noise like a bad
lifter.

HTH

John


On 7/3/06, Max Hoepli <mhoepli at vif.com> wrote:
>
> I have a MC engine in Type 44 Quattro, with turbo charger  with 285,000
> km. when idling it makes a tat...tat....tat......tat.......tat...noise from
> top part of engine. When inside of car noise is not heard. Engine never
> overheats, starts immediately. Sometimes there is white smoke coming out of
> exhaust just after starting. I alternately fill tank with RON 89 and 91.
> What could problem be?...if any? Gasoline may be issue. Could Rislone
> additive help?
>
>
> Max
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